chore: 初始化仓库,排除二进制文件和覆盖率文件
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48
internal/model/yggdrasil.go
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48
internal/model/yggdrasil.go
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package model
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import (
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"fmt"
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"gorm.io/gorm"
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"math/rand"
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"time"
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)
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// 定义随机字符集
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const passwordChars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
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// Yggdrasil ygg密码与用户id绑定
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type Yggdrasil struct {
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ID int64 `gorm:"column:id;primaryKey;not null" json:"id"`
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Password string `gorm:"column:password;not null" json:"password"`
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// 关联 - Yggdrasil的ID引用User的ID,但不自动创建外键约束(避免循环依赖)
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User *User `gorm:"foreignKey:ID;references:ID;constraint:OnDelete:CASCADE,OnUpdate:CASCADE" json:"user,omitempty"`
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}
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func (Yggdrasil) TableName() string { return "Yggdrasil" }
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// AfterCreate User创建后自动同步生成GeneratePassword记录
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func (u *User) AfterCreate(tx *gorm.DB) error {
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randomPwd := GenerateRandomPassword(16)
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// 创建GeneratePassword记录
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gp := Yggdrasil{
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ID: u.ID, // 关联User的ID
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Password: randomPwd, // 16位随机密码
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}
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if err := tx.Create(&gp).Error; err != nil {
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// 若同步失败,可记录日志或回滚事务(根据业务需求处理)
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return fmt.Errorf("同步生成密码失败: %w", err)
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}
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return nil
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}
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// GenerateRandomPassword 生成指定长度的随机字符串
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func GenerateRandomPassword(length int) string {
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rand.Seed(time.Now().UnixNano()) // 初始化随机数种子
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b := make([]byte, length)
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for i := range b {
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b[i] = passwordChars[rand.Intn(len(passwordChars))]
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}
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return string(b)
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}
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